13772966 has 16 divisors (see below), whose sum is σ = 21385728. Its totient is φ = 6648000.

The previous prime is 13772953. The next prime is 13772971. The reversal of 13772966 is 66927731.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7451 + ... + 9113.

It is an arithmetic number, because the mean of its divisors is an integer number (1336608).

Almost surely, 2^13772966 is an apocalyptic number.

13772966 is a deficient number, since it is larger than the sum of its proper divisors (7612762).

13772966 is a wasteful number, since it uses less digits than its factorization.

13772966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807.

The product of its digits is 95256, while the sum is 41.

The square root of 13772966 is about 3711.1946863510. The cubic root of 13772966 is about 239.7043001749.

The spelling of 13772966 in words is "thirteen million, seven hundred seventy-two thousand, nine hundred sixty-six".